Form 4 Filing for COMMVAULT SYSTEMS INC

Gary Merrill, Chief Financial Officer of COMMVAULT SYSTEMS INC, reported the sale of 2,285 shares of Common Stock on May 19, 2026, at a price of $106.19 per share, under a Rule 10b5-1 trading plan. Following this transaction, Merrill holds 74,782 shares. Additionally, 2,275 shares were automatically sold to cover tax withholding obligations upon the vesting of performance stock, with proceeds submitted to the IRS. The price per share for this transaction was $104.01, resulting in 72,507 shares held post-transaction.